Home / 46,949-70,450.68-17,387.60

Finding the Fourth Proportional to 46,949, 70,450.68 and 17,387.60

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Solution

The fourth proportional to 46,949, 70,450.68 and 17,387.60 is: 26,091.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,949 : 70,450.68 = 17,387.60 : x
  2. Step 2: Convert to fraction form
    46,949/70,450.68 = 17,387.60/x
  3. Step 3: Cross multiply
    46,949x = 70,450.68 × 17,387.60
  4. Step 4: Simplify right side
    46,949x = 1,224,968,243.57
  5. Step 5: Solve for x
    x = 1,224,968,243.57/46,949
  6. Step 6: Final answer
    x = 26,091.47

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.